Description

Sulfuric Acid=2-[p-(3-Methyl-5-Oxo-2-Pyrazolin-1-Yl)Phenylsulfonyl]Ethyl=Sodium Ester Salt is a specialized organic sodium salt with a complex molecular structure, designed for high-performance applications. This compound is valued for its unique chemical functionality, which makes it a critical intermediate and active component in advanced synthesis and formulation processes. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing and producing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those targeting specific biological pathways.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, or plant growth regulators requiring specific sulfonyl and pyrazolinone functionalities.
• Specialty Chemical Manufacturing: Acts as a functional intermediate for creating dyes, pigments, or performance chemicals where its specific molecular architecture imparts desired properties.
• Research & Development (R&D): Employed in academic and industrial R&D labs for exploring new chemical entities and reaction methodologies.
• Material Science: Potential use in the development of advanced polymeric materials or coatings as a functional monomer or additive.

Basic Information

Product Name	Sulfuric Acid=2-[p-(3-Methyl-5-Oxo-2-Pyrazolin-1-Yl)Phenylsulfonyl]Ethyl=Sodium Ester Salt
CAS No.	66280-51-1
Molecular Formula	C₁₄H₁₅N₂O₆S₂Na
Molecular Weight	394.40 g/mol
Synonyms	Sodium 2-[4-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)phenylsulfonyl]ethanesulfonate; 1-(4-Sodiosulfoethylsulfonylphenyl)-3-methyl-5-pyrazolone; 2-[p-(3-Methyl-5-oxo-2-pyrazolin-1-yl)phenylsulfonyl]ethanesulfonic Acid Sodium Salt; 3-Methyl-1-[4-[(2-sodiosulfoethyl)sulfonyl]phenyl]-2-pyrazolin-5-one; 1-(4-(2-Sodium sulfoethylsulfonyl)phenyl)-3-methyl-5-pyrazolone; 5-Pyrazolone derivative sodium salt; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our production of Sulfuric Acid=2-[p-(3-Methyl-5-Oxo-2-Pyrazolin-1-Yl)Phenylsulfonyl]Ethyl=Sodium Ester Salt adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency meet the high standards required for industrial and research applications. Certificates of Analysis (COA) detailing specific batch results are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.